Learn Fantasie in D minor, K. 397 and remember it.
Can you read sheet music and have a digital piano? Clef checks your notes as you play, tracks what you remember, and shows you what to practice next.
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Listen to it played
Is Fantasie in D minor, K. 397 right for your level?
This piece is rated intermediate. Pay particular attention to the free opening arpeggios and rapid scale passages, which must sound spontaneous but controlled.
This is not a first piece. You want comfortable hands-together playing and a few pieces already behind you; from there Clef's job is the memorizing, not teaching you to read.
- Harder than
- Sonata K. 545, 1st mvtClair de Lune
How you’ll learn it
01
The score answers you
Play Fantasie in D minor, K. 397 from the real engraving. Right notes turn green under your fingers; a wrong one is flagged red where you played it. Nothing advances until the bar is right, so there is no way to practice a mistake without noticing.

02
Then you learn it by heart
Switch to memory work and memorize it bar by bar. 118 bars, each one a short from-memory challenge. Clef shows the bar before, hides the one you are learning, and waits.

03
Each bar comes back before it slips
Every bar you have learned is scheduled to return just before you would have forgotten it. The bars you struggle to recall come round more often than the parts that stuck.

04
Checkpoint runs weld it together
Learning bars separately is not the same as playing the piece. Clef first checks short groups from memory, then joins neighboring groups into progressively longer runs until the whole section connects.

What you need
- A digital piano or keyboard.
- Either a phone, tablet or a laptop.
- A cable that connects your piano to your device (usually the same kind a printer uses).
- Optional: If you want to practice on a phone or a tablet, you might need an USB-C adapter.
Questions about Fantasie in D minor, K. 397
How hard is Fantasie in D minor, K. 397?
This piece is rated intermediate. Your hands will be doing very different things at the same time. You should be comfortable with bigger chords and moving across the keyboard. To give you an idea, it's harder than Sonata K. 545, 1st mvt, but a bit easier than Fantaisie-Impromptu in C-sharp minor.
How long is Fantasie in D minor, K. 397?
118 bars, about 7 minutes of music at a steady tempo. In Clef the total length matters less than the daily rhythm: you learn a few new bars a day and replay the ones that are due, so 10–20 focused minutes covers a session.
Can I learn Fantasie in D minor, K. 397 as a beginner?
It is not a first piece. You want comfortable hands-together playing and some pieces already learned before this one will be enjoyable rather than discouraging. Sonata K. 545, 1st mvt is a better place to start.
Do I need to read sheet music?
Slow reading is enough. Clef puts the real engraved score on screen and never advances until you play the right notes, so you can work out a bar at your own pace. Because it is real notation rather than falling bars, the reading you build here transfers straight to paper.
Learn Fantasie in D minor, K. 397 and still remember it a month from now.
Start today, and let the reviews keep it. The keyboard you already own does the listening.
Start playing freeNo credit card required